Trivial fix:  make lock_tests.py pass again.
Trivial fix:  make lock_tests.py pass again.

* subversion/tests/clients/cmdline/lock_tests.py 
  (break_lock, handle_defunct_lock, enforce_lock):  don't pass -m to
      'svn unlock'.



git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@853710 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion